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How many different combinations can be made from a n bit value?
a) 2(n+1)
b) 2(n)
c) 2(n)+1
d) None of the mentioned

1 Answer

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Answer: b
Explanation: 2(n) different combinations can be made from n bit value. For example, from 2 bit value 22 different combinations-00,01,10,11 can be made.

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